X-Git-Url: https://pd.if.org/git/?p=lice;a=blobdiff_plain;f=tests%2Farithmetic.c;fp=tests%2Farithmetic.c;h=0fd5a23e79693901cf34415893bab51a5336ece9;hp=0000000000000000000000000000000000000000;hb=bb650f4a52a456c1aa0a34508d6f3dcce58291b6;hpb=686688990cde8ecd8d9423fde7f88b6ac6ac8a40

diff --git a/tests/arithmetic.c b/tests/arithmetic.c
new file mode 100644
index 0000000..0fd5a23
--- /dev/null
+++ b/tests/arithmetic.c
@@ -0,0 +1,55 @@
+// arithmetic
+
+int main(void) {
+    int i = 0 - 1;
+
+    expecti(0, 0);
+    expecti(1, 1);
+
+    expecti(1 + 2, 3);
+    expecti(2 - 1, 1);
+
+    expecti(1 + 2 + 3 + 4, 10);
+    expecti(1 + 2 * 3 + 4, 11);
+    expecti(1 * 2 + 3 * 4, 14);
+
+    expecti(4 / 2 + 6 / 3, 4);
+    expecti(24 / 2 / 3 ,   4);
+
+    expecti(24 % 7, 3);
+    expecti(24 % 3, 0);
+
+    expecti('a' + 1, 98);
+    expecti('b' + 1, 99);
+    expecti('a' + 2, 'b' + 1);
+    expecti('b' + 1, 'c');
+
+    expecti(i,   0 - 1);
+    expecti(i,  -1);
+    expecti(i+1, 0);
+
+    expecti(1, +1);
+
+    i = 16;
+    expecti(i++, 16);
+    expecti(i,   17);
+    expecti(i--, 17);
+    expecti(i,   16);
+    expecti(++i, 17);
+    expecti(i,   17);
+    expecti(--i, 16);
+    expecti(i,   16);
+
+    expecti(!1, 0);
+    expecti(!0, 1);
+
+    expecti((1 + 2) ? 128 : 256,   128);
+    expecti((1 - 1) ? 128 : 256,   256);
+    expecti((1 - 1) ? 64  : 256/2, 128);
+    expecti((1 - 0) ? 256 : 64/2,  256);
+
+
+    expecti((1 + 2) ?: 1024,       3);
+
+    return 0;
+}